As we proceed from left to right in groups, what happens to the non-metallic nature?

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#Question id: 437

#XL - S Microbiology

Which thermodynamic quantity is used to determine if a reaction in a cell is spontaneous?

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#Question id: 10137

#XL - R Botany

The Calvin–Benson cycle pathway decreases the oxidation state of carbon from the highest value, found in CO2 (+4), to levels found in sugars;  +2 in keto groups — CO—; 0 in secondary alcohols —CHOH,  In view of its notable capacity for lowering the carbon oxidation state, the Calvin–Benson cycle is also aptly named the

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#Question id: 11282

#XL - R Botany

Which of the following ecosystems would likely have the largest net primary productivity per hectare and why?

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#Question id: 12936

#XL - S Microbiology

Adding small double-stranded molecules with one internal site for a restriction endonuclease,termed ______ to cDNA.

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#Question id: 8925

#XL - P Chemistry

What is the probable sequence in which the following clades of animals originated, from earliest to most recent?

1. tetrapods

2. vertebrates

3. deuterostomes

4. amniotes

5. bilaterians